When I use this command New-CsOnlinePSTNGateway, powershell send an error Get-CsOnlineSession : The remote server returned an error: (403) Forbidden

Question

PS C:\Windows\system32> New-CsOnlinePSTNGateway -Fqdn essbc2.sip4teams.com -SipSignalingPort 5082 -Enabled $true
Get-CsOnlineSession : The remote server returned an error: (403) Forbidden.
At C:\Program Files\WindowsPowerShell\Modules\MicrosoftTeams\2.5.1\net472\SfBORemotePowershellModule.psm1:273 char:22

• $remoteSession = & (Get-CsOnlineSessionCommand)
• ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
• CategoryInfo : NotSpecified: (:) [Get-CsOnlineSession], WebException
• FullyQualifiedErrorId : WebException,Microsoft.Teams.ConfigApi.Cmdlets.GetCsOnlineSession

Invoke-Command : Cannot validate argument on parameter 'Session'. The argument is null or empty. Provide an argument that is not null or empty, and then try the command again.
At C:\Program Files\WindowsPowerShell\Modules\MicrosoftTeams\2.5.1\net472\SfBORemotePowershellModule.psm1:113 char:38

• -Session $session `
• ~~~~~~~~
• CategoryInfo : InvalidData: (:) [Invoke-Command], ParentContainsErrorRecordException
• FullyQualifiedErrorId : ParameterArgumentValidationError,Microsoft.PowerShell.Commands.InvokeCommandCommand

Answer 1

Hello,

Thank you for your question.

I would like to suggest you below troubleshooting steps.

Run the powershell command in Normal powershell window instead of ISE.

Also ,Please have a look on below Microsoft article mentioning how to connect to different Microsoft services using poweshell.

https://learn.microsoft.com/en-us/microsoft-365/enterprise/connect-to-all-microsoft-365-services-in-a-single-windows-powershell-window?view=o365-worldwide

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